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Technical specifications
11.8 Programmer (infrared keypad)
SITRANS LR250 with FOUNDATION FIELDBUS
184
Operating Instructions, 09/2021, A5E32221411-AH
3
: month of manufacture
05
: day of manufacture
0001
: 4-digit sequential
Year 2010: Alpha code = A
Year 2011: Alpha code = B
Year 2012: Alpha code = C
Year 2013: Alpha code = D
Year 2014: Alpha code = E
Year 2015: Alpha code = F
Year 2016: Alpha code = H
Year 2017: Alpha code = J
Year 2018: Alpha code = K
Year 2019: Alpha code = L
Year 2020: Alpha code = M
Siemens Infrared IS (Intrinsically Safe) Handheld Programmer for hazardous and all other
locations (battery is non-replaceable).
Approvals
CE and UKCA
FM/CSA Class I, II, III, Div. 1, Gr. A to G T6
ATEX 1 GD Ex ia op is IIC T4 Ga
Ex ia op is IIIC T135°C Da
UKEX 1 GD Ex ia op is IIC T4 Ga
Ex ia op is IIIC T135 °C Da
IECEx Ex ia op is IIC T4 Ga
Ex ia op is IIIC T135°C Da
INMETRO Ex ia op is IIC T4 Ga
Ex ia op is IIIC T135°C Da
Ambient temperature
−20 to +50 °C (−5 to +122 °F)
Interface
proprietary infrared pulse signal
Power
3 V non-replaceable lithium battery
Weight
150 g (0.3 lb)
Color
black
Part number
7ML1930-1BK